User manual

I2C API reference

I2CCloseDevice

I2CCloseDevice — Closes an open network connection to an AnaGate I2C device.

Syntax

#include <AnaGateDllI2C.h>

int I2CCloseDevice(int hHandle);

Parameter

hHandle Valid access handle.

Return value

Returns Null if successful, or an error value otherwise (Appendix A, Return Codes).

Description

Closes an open network connection to an AnaGate I2C device. The hHandle parameter is a return value

of a succesfull call to the function I2COpenDevice.

Important

It is recommended to close the connection, because all internally allocated system resources

are freed again and the connected AnaGate device is signalled that the active connection is

not longer in use and can be used again for new connect requests.